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CVE-2018-16190

23
FAUCET Score

CVE-2018-16190 is an untrusted search path vulnerability affecting several DLLs, including UNARJ32.DLL, LHMelting, and LMLzh32.DLL, primarily on Windows platforms. This flaw allows an attacker to achieve privilege escalation by placing a malicious Trojan horse DLL in an unspecified directory. Rated 7.8 HIGH on CVSS, it has a low attack complexity and requires user interaction, but can lead to high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, indicating a low current threat landscape.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.65.3.6CPE matchmatch criteria
cpe:2.3:a:micco:lhmelting:*:*:*:*:*:*:*:*
<= 2.67.1.2CPE matchmatch criteria
cpe:2.3:a:micco:lmlzh32.dll:*:*:*:*:*:*:*:*
<= 1.10.1.25CPE matchmatch criteria
cpe:2.3:a:micco:unarj32.dll:*:*:*:*:*:*:*:*
<= 2.67.1.2CPE matchmatch criteria
cpe:2.3:a:micco:unlha32.dll:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.8HIGH

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.93%
Probability of exploitation in next 30 days
EPSS Percentile
57.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0093 is in the 54th percentile among its peer group of 11,616 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

jvn.jp / en/jp/JVN52168232/index.html
Third Party Advisory
micco.mars.jp / vul/2017/mhsvi20170515_02.htm
PatchVendor Advisory
micco.mars.jp / vul/2017/mhsvi20170515_04.htm
PatchVendor Advisory
micco.mars.jp / vul/2017/mhsvi20170515_05.htm
PatchVendor Advisory
micco.mars.jp / vul/2017/mhsvi20170515_03.htm
PatchVendor Advisory